20 books • 2 series
Sword Art Online Alternative Gun Gale Online, Vol. 13 (light novel) (Sword Art Online Alternative Gun Gale Online (Light Novel))
Sword Art Online Alternative Gun Gale Online, Vol. 11 (light novel) (Sword Art Online Alternative Gun Gale on, #11)
Sword Art Online Alternative Gun Gale Online, Vol. 10 (light novel) (Sword Art Online Alternative Gun Gale on, #10)
Sword Art Online Alternative Gun Gale Online, Vol. 8 (light novel) (Sword Art Online Alternative Gun Gale Online (Light Novel), #8)